[PATCH] D134239: LoopUnroll: Pass through AssumptionCache

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added a comment.

In D134239#3814893 <https://reviews.llvm.org/D134239#3814893>, @fhahn wrote:

> In D134239#3814873 <https://reviews.llvm.org/D134239#3814873>, @arsenm wrote:
>
>> In D134239#3814872 <https://reviews.llvm.org/D134239#3814872>, @fhahn wrote:
>>
>>> Is there a test case to show the impact of this?
>>
>> It’s NFC
>
> Oh right, could you elaborate what the benefit of it is? It's not clear to me from the title/description.

I found these queries are over 2x slower if a context instruction is passed without a cache, so it’s a compile time improvement


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https://reviews.llvm.org/D134239